The crux of the matter lies in that the Formula 1 compression ratio is not measured by sensors during engine operation, but statically. The FIA simply compares the ratio in volume in the cylinder ...

Pop the hood on a classic Mazda RX-7 or RX-8 and the engine bay looks […] ...

Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they can survive that punishment starts with how fiercely they squeeze the air ...

Stock car racing engines are all about efficiency. That's because all the simple solutions for making power have either been maximized or eliminated by the rule book. You aren't allowed power adders ...

In the first two installments of this series on engine fundamentals, we've covered the subject from its absolute beginning. An internal combustion engine is a machine that converts the energy of a ...

Compression in a diesel engine is essential for effective and efficient performance. And when compression is lacking, damage can result. That is why it’s imperative to know whether your engine’s ...

You might not think much about hydrogen-engines, but they're actually similar to gas-powered motors in a lot of ways. They both use a four-stroke design for intake, compression, ignition, and exhaust, ...

When we turn the key, what happens under the hood and why? How does an automobile engine work? What is that sound we hear and the propulsion we feel when the accelerator is depressed? We know gasoline ...